Back to AI Flashcard MakerPsychology /PSY Chapter Two Quiz
PSY Chapter Two Quiz
This deck covers key concepts from Chapter Two of a psychology course, focusing on neurons, brain functions, and the nervous system.
A neuron may have thousands of _______, but can have only one ___________.
Dendrites; axon
Tap or swipe ↕ to flip
Swipe ←→Navigate
1/25
Key Terms
Term
Definition
A neuron may have thousands of _______, but can have only one ___________.
Dendrites; axon
The autonomic nervous system is comprised of two different branches called the __________ and __________ nervous systems.
sympathetic; parasympathetic
The stimulus threshold of the neuron refers to the:
minimum level of stimulation required to activate a particular neuron.
Functional plasticity:
refers to the brains ability to shift functions from damaged to undamaged areas of the brain.
There are roughly __________ neurons in the human brain.
100 billion
The action potential is best defined as:
A brief electrical impulse that transmits information along the axon of a neuron.
Related Flashcard Decks
Study Tips
- Press F to enter focus mode for distraction-free studying
- Review cards regularly to improve retention
- Try to recall the answer before flipping the card
- Share this deck with friends to study together
| Term | Definition |
|---|---|
A neuron may have thousands of _______, but can have only one ___________. | Dendrites; axon |
The autonomic nervous system is comprised of two different branches called the __________ and __________ nervous systems. | sympathetic; parasympathetic |
The stimulus threshold of the neuron refers to the: | minimum level of stimulation required to activate a particular neuron. |
Functional plasticity: | refers to the brains ability to shift functions from damaged to undamaged areas of the brain. |
There are roughly __________ neurons in the human brain. | 100 billion |
The action potential is best defined as: | A brief electrical impulse that transmits information along the axon of a neuron. |
It is now generally accepted that newborn neurons develop into mature functioning neurons in two regions of the human brain, the __________, which is involved in memory and learning, and the __________, which is responsible for odor perception. | hippocampus; olfactory bulb |
Many brain functions involve the activation of __________ that link different brain regions. | neural pathways |
Compared to neurons that do not have any myelin, neurons with myelin: | Can communicate up to 100 times faster. |
The action potential is produced by the: | movement of ions across the membrane of the axon |
The branch of psychology that studies the relationship between behavior and bodily processes and systems is called: | biological psychology |
Animal studies have shown that electrical stimulation of the amygdala produces: | feelings of fear |
The occipital lobe is to __________ as the temporal lobe is to __________. | vision; audition |
__________ provide connections between neurons and blood vessels and are involved in brain development and the communication of information among neurons. | Astrocytes |
Which of the following represents the largest region of the brain? | The forebrain |
About 75 percent of left-handed people: | are left-hemisphere dominant for language. |
Which of the following best defines neurogenesis? | The development of new neurons. |
The all-or-none law refers to the fact that: | either the neuron is sufficiently stimulated and an action potential occurs or it is not sufficiently stimulated and the action potential does not occur. |
Neurons are: | highly specialized cells that receive and transmit information from one area of the body to another. |
In synaptic transmission, the action potential stimulates the release of: | neurotransmitters by the synaptic vesicles. |
Which of the following statements about the properties of neurons is TRUE? | The size and shape of neurons varies a great deal, reflecting their specialized function. |
The peripheral nervous system is made up of: | all of the nerves lying outside the central nervous system. |
All motor neurons manufacturer: | acetylcholine |
Another word for epinephrine is: | adrenaline |
Like a key in a lock, the shape of the __________ must fit the __________ to affect the postsynaptic neuron. | neurotransmitter; receptor site |